chemÂ·oÂ·lithÂ·oÂ·auÂ·toÂ·troph. noun. A chemosynthetic organism that obtains energy from the oxidation of inorganic compounds and uses carbon dioxide as its sole source of carbon for growth. Also called chemoautotroph, chemolithotroph.
A soft one based only on phosphoric acid - KWIKSHOT & DEFIANCE. A medium one which is strong but do not give out fumes and suitable for both ferrous and on ferrous metals - HOTPURSUIT ; and. A strong one based on mixture of acids for removal of all kind of scales and rust - PEDIGREE.
Popular Terms. Chemical metal cleaning process in which a strong inorganic acid (typically hydrochloric or sulfuric acid) is used at about 80Â°C to strip the surface of dirt, oil, rust, and scale. Usually, a small amount of citric acid is also added to the acid-water solution to serve as a buffering agent that retards metal etching.